Home / 72,582,634.80-108,873,952.20-48,396,164.40

Finding the Fourth Proportional to 72,582,634.80, 108,873,952.20 and 48,396,164.40

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Solution

The fourth proportional to 72,582,634.80, 108,873,952.20 and 48,396,164.40 is: 72,594,246.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,582,634.80 : 108,873,952.20 = 48,396,164.40 : x
  2. Step 2: Convert to fraction form
    72,582,634.80/108,873,952.20 = 48,396,164.40/x
  3. Step 3: Cross multiply
    72,582,634.80x = 108,873,952.20 × 48,396,164.40
  4. Step 4: Simplify right side
    72,582,634.80x = 5,269,081,689,548,942
  5. Step 5: Solve for x
    x = 5,269,081,689,548,942/72,582,634.80
  6. Step 6: Final answer
    x = 72,594,246.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.